數學題...........

Plumas

2006-11-12 10:52 pm

羽毛球拍原價200元,出售時虧蝕了2有1/2%,問售價是多少?

回答 (3)

[匿名]

2006-11-12 11:14 pm

售價是$195

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用戶52371

2006-11-12 11:10 pm

200 x 2-1/2% = 5 (虧蝕了5元)
200 - 5 = 195 (售價是195元)

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用戶98911

2006-11-12 11:05 pm

195元.........................................

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收錄日期: 2021-04-15 23:28:45
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